Intel has officially launched its new range of Ivy Bridge quad-core processors and some sources have revealed that Apple is busy eyeing up the new chips for use in its new range of iMacs and MacBook Pros, which are expected to be released this summer. Five new processors are due to be produced – three i5 varieties (with processor speeds ranging from 3.1 – 3.8 GHz) and two i7 varieties (with processor speeds ranging from 3.4 – 3.9 GHz).